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

    [1] => Array
        (
            [sql] => SELECT max(goods_id) FROM `OK_ELEC`.`ok_goods` WHERE cat_id=22 AND goods_id < 171775 AND is_on_sale = 1 AND is_alone_sale = 1 AND is_delete = 0
        )

    [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 max(goods_id) FROM `OK_ELEC`.`ok_goods` WHERE cat_id=22 AND goods_id < 171775 AND is_on_sale = 1 AND is_alone_sale = 1 AND is_delete = 0
        )

    [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_data` WHERE expiry < 1728184361
        )

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

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

)