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 ('e46d9f4626bfac6e7da4428fb47bed5d', -1, 1397972525, 1397972525, '36cc446d', 23, 0, 0)

Line : 187
File : sessions.php