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 ('712088962dff1d5c1967c8a08e6b23f7', -1, 1397790048, 1397790048, '6ca2d4f8', 44, 0, 0)

Line : 187
File : sessions.php