I have a friend who had a similar problem to you and I immediately ordered a space-saver wheel for my Honda because I didn’t fancy having the same problem myself! (Like you, his and my car only had the aerosol kit). The new wheel/tyre cost about £50 inc p&p from

https://www.thewheelshop.co.uk/space-saver-wheels

The genuine Honda spare space-saver wheel would have cost me £150!

Give the Wheel Shop guys a try.