phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './forums_ourchurch_com/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 ('bf7503e4a650e7aefda50de79bd82ada', -1, 1464570008, 1464570008, '3650f132', 1, 0, 0)

Line : 187
File : sessions.php