Installing Theme: Luminescence Lite 1.3.0
Downloading install package from <https://downloads.wordpress.org/theme/luminescence-lite.1.3.0.zip>…

Fatal error: Maximum execution time of 30 seconds exceeded in C:\xampp\htdocs\wordpress\wp-includes\class-wp-http-curl.php on line 324

This is the error I am getting when downloading any WordPress themes. Please tell me how to resolve this problem.

Thanks.