phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './thexfir4/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 ('06bd0337f7b2fab94fca2b93793ef15e', -1, 1561066217, 1561066217, '3698269a', -4, 0, 0)

Line : 187
File : sessions.php