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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 (
    10615, 
    10614, 
    10613, 
    10612, 
    10611, 
    10610, 
    10609, 
    10608, 
    10607, 
    10600, 
    10599, 
    10598, 
    10597, 
    10596, 
    15952, 
    15951, 
    15950, 
    15949, 
    15947, 
    15946, 
    15945, 
    15944, 
    10583, 
    10582, 
    10581, 
    10580, 
    10579, 
    10578, 
    10577, 
    10576, 
    10575, 
    10573, 
    10572, 
    10569, 
    10568, 
    10567, 
    10566, 
    10565, 
    10563, 
    10561, 
    10560, 
    10558, 
    10557, 
    10556, 
    10552, 
    10551, 
    10550, 
    15943, 
    10545, 
    10544, 
    10543, 
    10542, 
    10541, 
    10540, 
    10539, 
    10538, 
    10537, 
    10536, 
    10535, 
    10534, 
    10533, 
    10532, 
    10531, 
    10530, 
    10529, 
    10528, 
    10527, 
    10526, 
    10525, 
    10524, 
    10522, 
    10495, 
    10494, 
    10493, 
    10492, 
    10491, 
    10490, 
    10489, 
    10488, 
    10487, 
    10486, 
    10485, 
    10483, 
    10482, 
    10481, 
    10480, 
    10479, 
    10478, 
    10477, 
    10476, 
    10475, 
    10474, 
    10473, 
    10472, 
    10471, 
    10470, 
    10469, 
    10468, 
    10467, 
    10466, 
    12582, 
    12583, 
    12584, 
    10465, 
    10464, 
    10463, 
    10462, 
    10461, 
    10460, 
    10459, 
    12581, 
    12699, 
    12698, 
    12697, 
    12696, 
    12695, 
    12694, 
    12693, 
    12692, 
    12691, 
    10447, 
    10448, 
    10449, 
    10450, 
    10451, 
    10452, 
    10453, 
    10454
  ) 
  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"
    }
  }
}