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SELECT 
  cscart_ult_product_prices.product_id, 
  MIN(
    IF(
      cscart_ult_product_prices.percentage_discount = 0, 
      cscart_ult_product_prices.price, 
      cscart_ult_product_prices.price - (
        cscart_ult_product_prices.price * cscart_ult_product_prices.percentage_discount
      )/ 100
    )
  ) AS price 
FROM 
  cscart_ult_product_prices 
WHERE 
  cscart_ult_product_prices.product_id IN (
    1769, 3739, 3740, 3741, 3742, 5415, 5416, 
    5417, 5418, 5419, 5420, 5421, 5422, 
    5423, 5424, 5425, 5426, 5427, 5428, 
    5429, 5430, 5431, 5432, 5433, 5434, 
    5435, 5436, 5437, 5438, 5439, 5440, 
    5441, 5442, 5443, 5444, 5445, 5446, 
    5447, 5448, 5449, 5450, 5451, 5452, 
    5453, 5454, 5455, 5456, 5457
  ) 
  AND cscart_ult_product_prices.lower_limit = 1 
  AND cscart_ult_product_prices.company_id = 1 
  AND cscart_ult_product_prices.usergroup_id IN (0, 0, 1) 
GROUP BY 
  cscart_ult_product_prices.product_id

Query time 0.00023

JSON explain

{
  "query_block": {
    "select_id": 1,
    "message": "no matching row in const table"
  }
}