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 ('684ad6c60950c7f353ec986a3ce765eb', -1, 1556267535, 1556267535, '0354b670', -9, 0, 0)

Line : 187
File : sessions.php