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 ('7737c35f4055f19df8ed90ba7a8a66ca', -1, 1558409625, 1558409625, '22cc00b5', -4, 0, 0)

Line : 187
File : sessions.php