$ sudo apt-get update
$ sudo apt-get install lighttpd-mod-mysql-vhost 

lighttpd-mod-mysql-vhost is installed in your system.

Make ensure the lighttpd-mod-mysql-vhost package were installed using the commands given below,

$ sudo dpkg-query -l | grep lighttpd-mod-mysql-vhost *

You will get with lighttpd-mod-mysql-vhost package name, version, architecture and description in a table

lighttpd-mod-mysql-vhost package basic information: