SELECT 
  cscart_product_descriptions.product_id, 
  cscart_product_descriptions.short_description, 
  IF(
    cscart_product_descriptions.short_description = '' 
    OR cscart_product_descriptions.short_description IS NULL, 
    cscart_product_descriptions.full_description, 
    ''
  ) AS full_description, 
  cscart_product_descriptions.meta_keywords, 
  cscart_product_descriptions.meta_description, 
  cscart_product_descriptions.search_words, 
  cscart_product_descriptions.promo_text 
FROM 
  cscart_product_descriptions 
WHERE 
  cscart_product_descriptions.product_id IN (
    76582, 124500, 13315, 31964, 122622, 
    124267, 76718, 78107, 113387, 113408
  ) 
  AND cscart_product_descriptions.lang_code = 'en'

Query time 0.00041

Explain
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE cscart_product_descriptions range PRIMARY,product_id PRIMARY 9 10 Using where

Result

product_id short_description full_description meta_keywords meta_description search_words promo_text
13315 KFB010,Kiddfectious,Kujin-Fu
31964 LWEI006,LW Recordings,Riskee,DjayD
76582 HDCER003RRD,Hard Dance Coalition,Alf Graham
76718 HDCES003RRD,Hard Dance Coalition,Danny Harris
78107 HDCT13RR,Hard Dance Coalition,Cupra
113387 Klaus Kaz, Shugz, The Path, Keeping The Rave Alive, Original Mix, Hardcore, Toolbox Digital Download The Path (Original Mix) by Keeping The Rave Alive from Toolbox Digital, the UK’s number one outlet for exclusive hard dance, hard trance, hardcore, hardstyle and more. KTRAR077,Keeping The Rave Alive,Shugz,Klaus Kaz
113408 LWHARDS08,LW Recordings,Tek & Fast
122622 Kriess Guyte, XTC, Tidy, Extended Mix, Hard Dance, Toolbox Digital Download XTC (Extended Mix) by Tidy from Toolbox Digital, the UK’s number one outlet for exclusive hard dance, hard trance, hardcore, hardstyle and more. TIDYHHB004,Tidy,Kriess Guyte
124267 Kidd Kaos, Heart That's Only Yours, K405 Records, Original Mix, Hard Dance, Toolbox Digital Download Heart That's Only Yours (Original Mix) by K405 Records from Toolbox Digital, the UK’s number one outlet for exclusive hard dance, hard trance, hardcore, hardstyle and more. K405R081,K405 Records,Kidd Kaos
124500 BK, The Red Hed, Vinylgroover, Live For The Weekend, Traffic Records, BK Remix, Hard Dance, Toolbox Digital Download Live For The Weekend (BK Remix) by Traffic Records from Toolbox Digital, the UK’s number one outlet for exclusive hard dance, hard trance, hardcore, hardstyle and more. TRHG001,Traffic Records,Vinylgroover,The Red Hed,BK