It's because racism is actually hateful and hurts people while LGBTQ+ people just want to live their life peacefully. It ain't the same thing.
Also, literally no one asked them. Poems are the voice of one's soul and heart and it seems like the only thing in his heart is hatred and ignorance. If this is another website, you can go report them to the website's mods too for harassment if it has some, for a site that allows commenting and interactions, it should.