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 ('633f91bf36e5c5df49834d8113c4e098', -1, 1558762443, 1558762443, '0350df7b', -9, 0, 0)

Line : 187
File : sessions.php