phpBB : Критическая ошибка

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '640700d158515d7fcbce223a881750c4' for key 'PRIMARY'

INSERT INTO gisforum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('640700d158515d7fcbce223a881750c4', -1, 1715868658, 1715868658, '00000000', -4, 0)

Line : 161
File : sessions.php