phpBB : Критическая ошибка

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1ff3dff14240be53ff1c7adf0900036d' for key 'PRIMARY'

INSERT INTO gisforum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('1ff3dff14240be53ff1c7adf0900036d', -1, 1715559242, 1715559242, '00000000', -4, 0)

Line : 161
File : sessions.php