phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('92a525b245fd8070e37a34ba27b07f01', -1, 1713584118, 1713584118, '127601e8', 3, 0, 0)

Line : 187
File : sessions.php