phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './assoc_phpbbv2/phpbb_sessions' is marked as crashed and should be repaired

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('88a9013ce3db6786e1fe77f82d1ecfb0', -1, 1397847358, 1397847358, '6ca2d22b', 36, 0, 0)

Line : 187
File : sessions.php