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 ('a4d7285b7b0f8c31cc9a239eca7b2381', -1, 1556070988, 1556070988, '035a385a', 0, 0, 0)

Line : 187
File : sessions.php