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 ('ee8d43e7a6c390a3e7f20daf55008599', -1, 1398009131, 1398009131, '36ed863e', -9, 0, 0)

Line : 187
File : sessions.php