MySQL server error report:Array
(
    [0] => Array
        (
            [message] => MySQL Query Error
        )

    [1] => Array
        (
            [sql] => SELECT cat_id,cat_name ,parent_id,is_show FROM `OK_ELEC`.`ok_category`WHERE parent_id = '17' AND is_show = 1 and is_virtual=0 ORDER BY sort_order ASC, cat_id ASC
        )

    [2] => Array
        (
            [error] => MySQL server has gone away
        )

    [3] => Array
        (
            [errno] => 2006
        )

)
MySQL server error report:Array
(
    [0] => Array
        (
            [message] => MySQL Query Error
        )

    [1] => Array
        (
            [sql] => SELECT cat_id,cat_name ,parent_id,is_show FROM `OK_ELEC`.`ok_category`WHERE parent_id = '17' AND is_show = 1 and is_virtual=0 ORDER BY sort_order ASC, cat_id ASC
        )

    [2] => Array
        (
            [error] => MySQL server has gone away
        )

    [3] => Array
        (
            [errno] => 2006
        )

    [4] => Array
        (
            [message] => MySQL Query Error
        )

    [5] => Array
        (
            [sql] => DELETE FROM `OK_ELEC`.`ok_sessions` WHERE expiry < 1768263974
        )

    [6] => Array
        (
            [error] => MySQL server has gone away
        )

    [7] => Array
        (
            [errno] => 2006
        )

)