Refresh cache after
IMPORTANT: DO NOT ENABLE CACHE IF THERE IS NO ISSUES WITH THE PERFORMANCE
Set 0 to disable caching.
To regularly update the caching data, add the following URI to the cron job: http://performance.webba-booking.com/?wbkrefresh=5a8c3d47bf51c
The regularity of the cron job should be less than the Refresh cache after option.