phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './mailarti_mail/sessions' is marked as crashed and should be repaired

INSERT INTO sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('44ad658b6c4fbd6905f4bfae05a215f4', -1, 1461938615, 1461938615, '36932c66', 15, 0, 0)

Line : 187
File : sessions.php