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 ('767447ec5031af9911c4a6e7f4d3baf0', -1, 1558609369, 1558609369, '03589c3a', -9, 0, 0)

Line : 187
File : sessions.php