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 ('06863b5055116df8a41a1e51923d4fc9', -1, 1713489579, 1713489579, '0390f42c', -7, 0, 0)

Line : 187
File : sessions.php