SELECT 
  name 
FROM 
  cscart_es_index 
WHERE 
  1 
  AND type = "product"

Query time 0.00086

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "table_name": "cscart_es_index",
      "access_type": "ALL",
      "rows": 1,
      "filtered": 100,
      "attached_condition": "cscart_es_index.`type` = 'product'"
    }
  }
}