SELECT 
  SQL_CALC_FOUND_ROWS products.product_id, 
  IF(
    shared_descr.product_id IS NOT NULL, 
    shared_descr.product, descr1.product
  ) as product, 
  companies.company as company_name, 
  products.product_type, 
  products.parent_product_id 
FROM 
  cscart_products as products 
  LEFT JOIN cscart_product_descriptions as descr1 ON descr1.product_id = products.product_id 
  AND descr1.lang_code = 'en' 
  LEFT JOIN cscart_product_prices as prices ON prices.product_id = products.product_id 
  AND prices.lower_limit = 1 
  LEFT JOIN cscart_companies AS companies ON companies.company_id = products.company_id 
  INNER JOIN cscart_products_categories as products_categories ON products_categories.product_id = products.product_id 
  INNER JOIN cscart_categories ON cscart_categories.category_id = products_categories.category_id 
  AND (
    cscart_categories.usergroup_ids = '' 
    OR FIND_IN_SET(
      0, cscart_categories.usergroup_ids
    ) 
    OR FIND_IN_SET(
      1, cscart_categories.usergroup_ids
    )
  ) 
  AND cscart_categories.status IN ('A', 'H') 
  AND cscart_categories.storefront_id IN (0, 1) 
  LEFT JOIN cscart_ult_product_descriptions shared_descr ON shared_descr.product_id = products.product_id 
  AND shared_descr.company_id = 1 
  AND shared_descr.lang_code = 'en' 
  LEFT JOIN cscart_product_restricted_countries AS prc ON prc.product_id = products.product_id 
  AND prc.country_code = 'US' 
WHERE 
  1 
  AND cscart_categories.category_id IN (87) 
  AND companies.status IN ('A') 
  AND (
    products.usergroup_ids = '' 
    OR FIND_IN_SET(0, products.usergroup_ids) 
    OR FIND_IN_SET(1, products.usergroup_ids)
  ) 
  AND products.status IN ('A') 
  AND prices.usergroup_id IN (0, 0, 1) 
  AND (
    products.available_worldwide = 'Y' 
    OR prc.country_code IS NULL
  ) 
  AND products.parent_product_id = 0 
GROUP BY 
  products.product_id 
ORDER BY 
  products.timestamp desc, 
  products.product_id desc, 
  products.product_id ASC 
LIMIT 
  0, 30

Query time 0.00168

Explain
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE cscart_categories const PRIMARY,c_status,p_category_id PRIMARY 3 const 1 Using temporary; Using filesort
1 SIMPLE companies ALL PRIMARY 1 Using where
1 SIMPLE products_categories ref PRIMARY,pt PRIMARY 3 const 33 Using index
1 SIMPLE prices ref usergroup,product_id,lower_limit,usergroup_id usergroup 3 toolboxdigitalshop_dev.products_categories.product_id 1 Using where; Using index
1 SIMPLE products eq_ref PRIMARY,status,idx_parent_product_id PRIMARY 3 toolboxdigitalshop_dev.products_categories.product_id 1 Using where
1 SIMPLE shared_descr eq_ref PRIMARY,product_id,company_id PRIMARY 13 toolboxdigitalshop_dev.products_categories.product_id,const,const 1 Using where
1 SIMPLE prc eq_ref PRIMARY PRIMARY 9 toolboxdigitalshop_dev.products_categories.product_id,const 1 Using where; Using index
1 SIMPLE descr1 eq_ref PRIMARY,product_id PRIMARY 9 toolboxdigitalshop_dev.products_categories.product_id,const 1 Using where

Result

product_id product company_name product_type parent_product_id
125358 Madworld (Extended Mix) Toolbox Digital Shop P 0
125461 Sweater Weather (Original Mix) Toolbox Digital Shop P 0
125089 Your Love Is A Lie (Original Mix) Toolbox Digital Shop P 0
125066 You & I (Extended Mix) Toolbox Digital Shop P 0
125487 Fever (Original Mix) Toolbox Digital Shop P 0
124934 Cry (Original Mix) Toolbox Digital Shop P 0
125127 Die Young (Extended Mix) Toolbox Digital Shop P 0
124797 Kingdoms Hero (Original Mix) Toolbox Digital Shop P 0
124795 R U RDY (Extended Mix) Toolbox Digital Shop P 0
124990 With You (Extended Mix) Toolbox Digital Shop P 0
124970 For An Angel (Original Mix) Toolbox Digital Shop P 0
124816 Missing You (Original Mix) Toolbox Digital Shop P 0
125134 Turn Up The Bass (Extended Mix) Toolbox Digital Shop P 0
125133 Safe & Sound (2024 Extended Remix) Toolbox Digital Shop P 0
125030 Back To You (Extended Mix) Toolbox Digital Shop P 0
124778 Ascending Angels (Vocal Mix) Toolbox Digital Shop P 0
124470 Over You (Original Mix) Toolbox Digital Shop P 0
124653 Alone (Extended Mix) Toolbox Digital Shop P 0
124477 Secrets (Original Mix) Toolbox Digital Shop P 0
124475 Bankai (Extended Mix) Toolbox Digital Shop P 0
124857 Nobody (Extended Mix) Toolbox Digital Shop P 0
124312 Too Lost In You (Original Mix) Toolbox Digital Shop P 0
124309 Red Flags (Extended Mix) Toolbox Digital Shop P 0
124180 Silence 2024 (Original Mix) Toolbox Digital Shop P 0
124483 Heaven (Darren Tyler & Eazyvibe Extended Remix) Toolbox Digital Shop P 0
124302 Groove Control (Darwin 2012 Extended Remix) Toolbox Digital Shop P 0
124301 Groove Control (Eufeion Extended Remix) Toolbox Digital Shop P 0
124033 Drench (Extended Mix) Toolbox Digital Shop P 0
124449 Ishaare (Original Mix) Toolbox Digital Shop P 0
124269 The Awakening (Joey Riot Remix) Toolbox Digital Shop P 0