phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './faithfre_forum2/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 ('5711976890393465b7d69b358dcaebf6', -1, 1397836805, 1397836805, '6b1543bf', 10, 0, 0)

Line : 187
File : sessions.php