phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './mopo_phpbb1/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 ('92be239d4e7efea6e236fe382c6f75f7', -1, 1413880731, 1413880731, '36a1caea', 16, 0, 0)

Line : 191
File : sessions.php