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 ('3410c1cf45dd908b7ec60b7621a0fe59', -1, 1561466043, 1561466043, '22e4c2b1', 22, 0, 0)

Line : 187
File : sessions.php