Permission denied - cp: cannot create regular file `/usr/lib64/php/modules/

[aneek]

While installing php extension like twig or phalcon from the command line, I am getting an error with permission denied.
I believe, that has to be allowed. Please suggest your views.
Please have a look at the gist for further reference: https://gist.github.com/aneek/3941fe38e86bcbf267838490753a5b46