phpBB : Критическая ошибка

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '15c9d47329e62d89402f7519936e7844' for key 'PRIMARY'

INSERT INTO gisforum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('15c9d47329e62d89402f7519936e7844', -1, 1715706559, 1715706559, '00000000', -4, 0)

Line : 161
File : sessions.php