First you will need a Static IP or Dynamic DNS to access your site, and you will also need your IP ports to be free from your ISP, without this you can not remotely connect to your ISP. host
You can check which your ip here
You can check if the ports are open at your server here
You will need to free the ports on your router / model see how in
some totorial here
If everything is ok
In your Host Database you will enter your example ip
200.133.56.23 (what appears to you on myip.com.br site)
Database Enter the name of your bank
user and passwords (by default is user> root and the white password) case
have another user and password type them
Table prefix is optional
Database port is usually 3306 but if you have changed
specify the one you use
Unix Socket left blank