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SELECT 
  cscart_ult_product_descriptions.product_id, 
  cscart_ult_product_descriptions.short_description, 
  IF(
    cscart_ult_product_descriptions.short_description = "", 
    cscart_ult_product_descriptions.full_description, 
    ""
  ) AS full_description, 
  cscart_ult_product_descriptions.meta_keywords, 
  cscart_ult_product_descriptions.meta_description, 
  cscart_ult_product_descriptions.search_words, 
  cscart_ult_product_descriptions.promo_text 
FROM 
  cscart_ult_product_descriptions 
WHERE 
  cscart_ult_product_descriptions.product_id IN (
    9825, 9826, 9827, 9828, 9829, 9830, 10241, 
    10242, 10243, 10244, 10245, 10246, 
    10247, 10248, 10249, 10250, 10251, 
    10252, 10253, 10254, 10255, 10256, 
    10257, 10258, 10259, 10260, 10261, 
    10713, 10714, 10715, 10716, 10717, 
    10718, 10719, 10720, 10721, 10722, 
    10723, 10739, 10740, 10741, 10742, 
    10305, 10306, 10307, 10308, 10309, 
    10310, 10311, 10312, 12999, 13000, 
    13001, 13002, 13003, 13004, 13005, 
    13006, 13007, 13008, 13009, 13010, 
    13011, 13012
  ) 
  AND cscart_ult_product_descriptions.company_id = 1 
  AND cscart_ult_product_descriptions.lang_code = 'ru'

Query time 0.00057

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "message": "Impossible WHERE noticed after reading const tables"
    }
  }
}