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 ('d82a15009429bf8eb01d05c0659b43f6', -1, 1715160475, 1715160475, '03901c32', -9, 0, 0)

Line : 189
File : sessions.php