How to add let’s encrypt manually under LNMP?

Today, I just found https://www.globalsafetyglasses.com/ is not allowed to visit. SSL is expired. Here is a simple way to renew:
Just add a new SSL!!!

lnmp ssl add

www.globalsafetyglasses.com
globalsafetyglasses.com
/eyeglasses/web/www.globalsafetyglasses.com

Done!