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 ('ceacb76f8aae12bc271fda8d2f26b878', -1, 1715223914, 1715223914, '0d3be79b', -2, 0, 0)

Line : 189
File : sessions.php