phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('e3f42c9ce46bb025961c0713866cf34c', -1, 1715242799, 1715242799, '0313d386', -9, 0, 0)

Line : 189
File : sessions.php