INSERT INTO Reviews (id, reservation_id, rating)
VALUES (
(SELECT COUNT(*) + 1 FROM Reviews r),
(
SELECT Reservations.id
FROM Reservations
JOIN Users ON Reservations.user_id = Users.id
JOIN Rooms ON Reservations.room_id = Rooms.id
WHERE Users.name = 'George Clooney'
AND Rooms.address = '11218, Friel Place, New York'
),
5
);