Hello,
You can check your Home page now.
1) Main problem is requests that come from your server – https://prnt.sc/152hssk , read this article https://www.wpbeginner.com/wp-tutorials/how-to-fix-curl-error-28-connection-timed-out-after-x-milliseconds/
2) Your Instagram user is connected incorrectly – https://prnt.sc/152hs1t You need to remove the existing token and connect your account like Business account, then choose the newly added token in the Instagram element settings and refresh Instagram – https://prnt.sc/xd8339
3) Contact your hosting provider to increase Max input vars – https://prnt.sc/152huxc
Regards