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 ('d359688b426a777d5d6e96e2d498bd27', -1, 1715144586, 1715144586, '12d8e34c', 8, 0, 0)

Line : 189
File : sessions.php