Sandbox

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 (
    1955, 1956, 1957, 1958, 1959, 1960, 1961, 
    1962, 1963, 1964, 1965, 1966, 1967, 
    1968, 1969, 1970, 1971, 1972, 1973, 
    1974, 1975, 1976, 1977, 1978, 1979, 
    1980, 1981, 1982, 1983, 1984, 4253, 
    4254, 4255, 4256, 4257, 4258, 4259, 
    4260, 4261, 5614, 5615, 5616, 5617, 
    5618, 5619, 5620, 5621, 5622
  ) 
  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 0.00024

JSON explain

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