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 ('1d9d0f99ffc1152b5d8be518d7d1560b', -1, 1556153473, 1556153473, '12eaec0e', 49, 0, 0)

Line : 187
File : sessions.php