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 ('c7368e0590c6e223b70d6e60d836dfa1', -1, 1715103881, 1715103881, '03858d06', 7, 0, 0)

Line : 189
File : sessions.php