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 ('1280f85d514c257f3b384d7a91d6e594', -1, 1715098783, 1715098783, '03805eab', 2, 0, 0)

Line : 189
File : sessions.php