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) VALUES ('df84586e0c46597ad32c3dc9f36c7092', -1, 1714618308, 1714618308, '038bf08e', 2, 0)

Line : 158
File : sessions.php