3 Plugin Options to Stop your Contact Form 7 From Sending Spam. Simple Implementation Out of the Box Solutions.
I found an article online on how to stop Spam that was very useful. This helped with Bots sending emails. https://www.clook.net/blog/stopping-contact-form-7-spam/ This article talks about Installing Akismet: https://en-gb.wordpress.org/plugins/akismet/Installing the Contact