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 ('fed2cc8280d4e6a19cfa271a9efb159a', -1, 1715048737, 1715048737, '0390248d', -11, 0, 0)

Line : 189
File : sessions.php