phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './tdierikx_phpb1/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 ('636f740d54de2a97237374f2c223c1d9', -1, 1441064715, 1441064715, '36a7050f', -1, 0, 0)

Line : 187
File : sessions.php