phpBB : Критическая ошибка

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b1d55893a2faf44a087b032720b848e1' for key 'PRIMARY'

INSERT INTO gisforum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('b1d55893a2faf44a087b032720b848e1', -1, 1715643521, 1715643521, '00000000', -2, 0)

Line : 161
File : sessions.php