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 ('280a84c5151abe8e2cfc54c01e6967d2', -1, 1715004935, 1715004935, '0390568a', 2, 0, 0)

Line : 189
File : sessions.php