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 ('78be909f41090a49e29d52a55f80c5aa', -1, 1715067996, 1715067996, '0387c8d3', 3, 0, 0)

Line : 189
File : sessions.php