phpBB : Критическая ошибка

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '78f6a86622bfc034b18fb04e3640ef08' for key 'PRIMARY'

INSERT INTO gisforum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('78f6a86622bfc034b18fb04e3640ef08', -1, 1715792986, 1715792986, '00000000', -7, 0)

Line : 161
File : sessions.php