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 ('62aa8491dfc7e6720b87bd9c7b911d1b', -1, 1715130709, 1715130709, '0313382d', -9, 0, 0)

Line : 189
File : sessions.php