phpBB : Критическая ошибка

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8a7c3ff193724727d85df737baed8fc9' for key 'PRIMARY'

INSERT INTO gisforum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('8a7c3ff193724727d85df737baed8fc9', -1, 1715635391, 1715635391, '00000000', -8, 0)

Line : 161
File : sessions.php