SELECT 
  b.crawler 
FROM 
  cscart_cp_bd_bots as b 
  LEFT JOIN cscart_cp_bd_groups as bg ON bg.group_id = b.group_id 
WHERE 
  b.type = 'G' 
  AND b.status = 'A' 
  AND bg.status = 'A' 
  AND b.company_id = 0

Query time 0.00207

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "142.15"
    },
    "nested_loop": [
      {
        "table": {
          "table_name": "bg",
          "access_type": "ALL",
          "possible_keys": [
            "PRIMARY",
            "group_id"
          ],
          "rows_examined_per_scan": 10,
          "rows_produced_per_join": 1,
          "filtered": "10.00",
          "cost_info": {
            "read_cost": "1.15",
            "eval_cost": "0.10",
            "prefix_cost": "1.25",
            "data_read_per_join": "24"
          },
          "used_columns": [
            "group_id",
            "status"
          ],
          "attached_condition": "(`softwarepirmam_hewadelivard_cscart_4`.`bg`.`status` = 'A')"
        }
      },
      {
        "table": {
          "table_name": "b",
          "access_type": "ALL",
          "rows_examined_per_scan": 1394,
          "rows_produced_per_join": 1,
          "filtered": "0.07",
          "using_join_buffer": "hash join",
          "cost_info": {
            "read_cost": "140.76",
            "eval_cost": "0.10",
            "prefix_cost": "142.15",
            "data_read_per_join": "1K"
          },
          "used_columns": [
            "group_id",
            "company_id",
            "crawler",
            "type",
            "status"
          ],
          "attached_condition": "((`softwarepirmam_hewadelivard_cscart_4`.`b`.`group_id` = `softwarepirmam_hewadelivard_cscart_4`.`bg`.`group_id`) and (`softwarepirmam_hewadelivard_cscart_4`.`b`.`company_id` = 0) and (`softwarepirmam_hewadelivard_cscart_4`.`b`.`status` = 'A') and (`softwarepirmam_hewadelivard_cscart_4`.`b`.`type` = 'G'))"
        }
      }
    ]
  }
}