phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './ultimate/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 ('9b16af1e4bfff1619d10f0494a4b041f', -1, 1556172355, 1556172355, '12d79f9c', -9, 0, 0)

Line : 187
File : sessions.php