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 ('a0a6225d87a1e04fc0fb581f27da3f66', -1, 1556267531, 1556267531, '0354b670', -9, 0, 0)

Line : 187
File : sessions.php