+----+--------------------+-------------------+------+---------------+------+---------+------+------+-------------+
| id | select_type        | table             | type | possible_keys | key  | key_len | ref  | rows | Extra       |
+----+--------------------+-------------------+------+---------------+------+---------+------+------+-------------+
|  1 | PRIMARY            | echo_notification | ALL  | NULL          | NULL | NULL    | NULL |  563 | Using where |
|  2 | DEPENDENT SUBQUERY | echo_notification | ALL  | NULL          | NULL | NULL    | NULL |  563 | Using where |
+----+--------------------+-------------------+------+---------------+------+---------+------+------+-------------+