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 ('91a7dc2e6c79937ce09d4ae1015b46c0', -1, 1715313811, 1715313811, '038d6478', -10, 0, 0)

Line : 189
File : sessions.php