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 ('01280c9db3832ea74da4a660f5152aed', -1, 1715228763, 1715228763, '03131ee8', 2, 0, 0)

Line : 189
File : sessions.php