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 ('a384a033c49f6beb5c6e9262a7ca86c4', -1, 1556114982, 1556114982, '36e249ff', -9, 0, 0)

Line : 187
File : sessions.php