phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO suzi4x4_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('b591667c1931a14618b1c63de5e34cd3', -1, 1702320967, 1702320967, '23af6b8e', -7, 0, 0)

Line : 187
File : sessions.php