phpBB : Критическая ошибка

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a6cfbbedb77bea82a43c8f69226a9db6' for key 'PRIMARY'

INSERT INTO gisforum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('a6cfbbedb77bea82a43c8f69226a9db6', -1, 1715574700, 1715574700, '00000000', -4, 0)

Line : 161
File : sessions.php