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 ('278f0172f8192ca430f41eef261ff0ab', -1, 1461931482, 1461931482, '36931cff', -10, 0, 0)

Line : 187
File : sessions.php