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 ('5251850f2f2d711b65e0e8f0b9d73a5d', -1, 1739040835, 1739040835, '126109a9', -7, 0, 0)

Line : 187
File : sessions.php