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 ('e8edc3e0f223b4f51a7abc18565bd041', -1, 1556015817, 1556015817, '0358a16c', 0, 0, 0)

Line : 187
File : sessions.php