phpBB : Critical Error

Error doing DB query userdata row fetch

DEBUG MODE

SQL Error : 145 Table './spamitback_com_-_phpbb/phpbb_sessions' is marked as crashed and should be repaired

SELECT u.*, s.* FROM phpbb_sessions s, phpbb_users u WHERE s.session_id = 'd5aa653e3a15a621dfe3a3404e6b1d6d' AND u.user_id = s.session_user_id

Line : 247
File : /var/www/item001/includes/sessions.php