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 ('27c25fe7bcc2ef080c9667bf37e3ec57', -1, 1397853797, 1397853797, '6ca2d4f2', 2, 0, 0)

Line : 187
File : sessions.php