How many days does keywords take to crawl and index in the website?

It depends!!

It takes between 4 days and 4 weeks for your brand new website to be crawled and indexed by Google.

This range,is fairly broad and has been challenged by those who claim to have indexed sites in less than 4 days.It takes between 4 days and 4 weeks for your brand new website to be crawled and indexed by Google.

Hey,
The crawling of your webpage is depend on google crawler's crawling budget. Generally, every webpage do indexed in between 4 to 6 days.

Every website is generally index after every 8 to 10 days. That also depends upon how often website is updated.