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 ('3ffc9a351cd3388e76265bd58767e539', -1, 1397881219, 1397881219, '6b16785b', -10, 0, 0)

Line : 187
File : sessions.php