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

    [1] => Array
        (
            [sql] => SELECT c.cat_id, c.cat_name, c.sort_order, a.article_id, a.title, a.file_url, a.open_type FROM `OK_ELEC`.`ok_article` AS a LEFT JOIN `OK_ELEC`.`ok_article_cat` AS c ON a.cat_id = c.cat_id WHERE c.cat_type = 5 AND a.is_open = 1 ORDER BY c.sort_order ASC, a.article_id
        )

    [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 c.cat_id, c.cat_name, c.sort_order, a.article_id, a.title, a.file_url, a.open_type FROM `OK_ELEC`.`ok_article` AS a LEFT JOIN `OK_ELEC`.`ok_article_cat` AS c ON a.cat_id = c.cat_id WHERE c.cat_type = 5 AND a.is_open = 1 ORDER BY c.sort_order ASC, a.article_id
        )

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

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

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

    [5] => Array
        (
            [sql] => UPDATE `OK_ELEC`.`ok_sessions` SET expiry = '1732550049', ip = '3.135.206.212', userid = '0', adminid = '0', user_name='0', user_rank='0', discount='1', email='0', data = 'a:3:{s:7:\"from_ad\";i:0;s:7:\"referer\";s:6:\"本站\";s:10:\"login_fail\";i:0;}' WHERE sesskey = '7666edc59b60f325bc5210e0926017f0' LIMIT 1
        )

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

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

)