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 ('ef6cf8c7ace86e5fef7629e195ec3df6', -1, 1715276269, 1715276269, '1276020f', -10, 0, 0)

Line : 189
File : sessions.php