SELECT 
  cscart_images.*, 
  cscart_images_links.*, 
  cscart_common_descriptions.description AS alt, 
  cscart_images.image_id AS images_image_id 
FROM 
  cscart_images_links 
  LEFT JOIN cscart_images ON cscart_images_links.image_id = cscart_images.image_id 
  LEFT JOIN cscart_common_descriptions ON cscart_common_descriptions.object_id = cscart_images.image_id 
  AND cscart_common_descriptions.object_holder = 'images' 
  AND cscart_common_descriptions.lang_code = 'en' 
WHERE 
  cscart_images_links.object_type = 'variant_image' 
  AND cscart_images_links.type = 'V' 
  AND cscart_images_links.object_id IN (
    62986, 62987, 63368, 63369, 63988, 63989, 
    64176, 64177, 64232, 64233, 64238, 
    64239, 64378, 64379, 70300, 70301, 
    70302, 70303, 70304, 70305, 70306, 
    70307, 70318, 70319, 70640, 70641, 
    70642, 70643, 70644, 70645, 70646, 
    70647, 70648, 70649, 70660, 70661, 
    70664, 70665, 106106, 106107
  ) 
ORDER BY 
  cscart_images_links.position, 
  cscart_images_links.pair_id

Query time 0.00039

Explain
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE cscart_images_links range object_id object_id 81 40 Using index condition; Using filesort
1 SIMPLE cscart_images eq_ref PRIMARY PRIMARY 4 toolboxdigitalshop_dev.cscart_images_links.image_id 1
1 SIMPLE cscart_common_descriptions eq_ref PRIMARY PRIMARY 108 toolboxdigitalshop_dev.cscart_images.image_id,const,const 1 Using where