Website Critical Error

Error doing DB query userdata row fetch

DEBUG MODE

SQL Error : 144 Table './unique_fmnew/phpbbfm_sessions' is marked as crashed and last (automatic?) repair failed

SELECT u.*, s.* FROM phpbbfm_sessions s, phpbbfm_users u WHERE s.session_id = '10b7993d4e833a3e9a9ed6a184321a35' AND u.user_id = s.session_user_id AND session_time > 1714591719

Line : 358
File : sessions.php