Need help extracting data from pages

Hi, everyone I need help with a workflow I am creating. I wanted to know how do i create a flowchart that would scape data from child pages on this website “Web of Science Master Journal List - WoS MJL by Clarivate” . Each one has data called impact factor after clicking view_profile(Sorry they require an account) and i want that but some pages have it missing and other have it. Also it needs to be stored in MYSQL database. I appreciated all the help