phpBB : Критическая ошибка

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'f4d12efc3b885adc7021ef340e4a880e' for key 'PRIMARY'

INSERT INTO gisforum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('f4d12efc3b885adc7021ef340e4a880e', -1, 1728825598, 1728825598, '00000000', -10, 0)

Line : 161
File : sessions.php