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 ('95a1eeb0a24bacddd1da867b9bd492f1', -1, 1461923834, 1461923834, '36a3c104', 16, 0, 0)

Line : 187
File : sessions.php