phpBB :

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('8d0bccdae914d6a1d8bf0cfe9ba1e2df', -1, 1739264888, 1739264888, '12610e56', -2, 0, 0)

Line : 187
File : sessions.php