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 ('4bd940cc471ebdf1a21cd49bc12fa26d', -1, 1715142712, 1715142712, '0317653c', -1, 0, 0)

Line : 189
File : sessions.php