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 = '2d355fe6070727f2ff4f94a9c8ae9db2' AND u.user_id = s.session_user_id AND session_time > 1713567062

Line : 358
File : sessions.php