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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 (
    13101, 12498, 12496, 12510, 12519, 12516, 
    12530, 12526, 12531, 12509, 12517, 
    12523, 12532, 12525, 12515, 12529, 
    12503, 13100, 12507, 12522, 12508, 
    12506, 12500, 12499, 12513, 12514, 
    13099, 12521, 12527, 12511, 12512, 
    12528, 12520, 12497, 12505, 12502, 
    12504, 10847, 13152, 10846, 10845, 
    10844, 10843, 10842, 10841, 10840, 
    10839, 10838, 10837, 10836, 10835, 
    10834, 10833, 10832, 10831, 10830, 
    10829, 10828, 10827, 12642, 12648, 
    12651, 12645, 12644, 12650, 12649, 
    12643, 12640, 12647, 15800, 12639, 
    12641, 12638, 12637, 12634, 12635, 
    12636, 12654, 12653, 12652
  ) 
  AND cscart_ult_product_descriptions.company_id = 1 
  AND cscart_ult_product_descriptions.lang_code = 'ru'

Query time 0.00052

JSON explain

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