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 ('f1a413e943e765c240f73f1e9b66af14', -1, 1715082352, 1715082352, '03131d59', 4, 0, 0)

Line : 189
File : sessions.php