phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './nwforum_1/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 ('f60d6606c0be8b5fcc8f929125043660', -1, 1558464788, 1558464788, '36a72ff8', 25, 0, 0)

Line : 187
File : sessions.php