phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './dostscho_mysql/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 ('e9b0de0d9fff5a531ca2b598b0d98fd7', -1, 1537440445, 1537440445, '36a29f21', 27, 0, 0)

Line : 187
File : sessions.php