In Files there is WebCrawlerMySQL.jar which supports MySql Connection
Please follow this link to get latest version
https://sourceforge.net/projects/web-spider-web-crawler-extract/
 
Free Web Spider & Crawler. Extracts Information from Web by parsing millions of pages. Store data into Derby OR MySQL Database and data are not being lost after force closing the spider.
- Free Web Spider , Parser, Extractor, Crawler
- Extraction of Emails , Phones and Custom Text from Web
- Export to Excel File
- Data Saved into Derby Database 
- Written in Java Cross Platform 
See also Free Email Sender in this link:
https://sourceforge.net/projects/gitst-free-email-ender/
Please install Microsoft OpenJDK  to start the application 
https://www.microsoft.com/openjdk
Features
- Web Spider
 - Web Parser
 - Web Crawler
 - Web Extractor
 - Embadded Derby database
 - Crose Platform
 - Export to Excel File
 - Free of charge
 - MySQL Database Support
 
License
Other LicenseFollow Web Spider, Web Crawler, Email Extractor
User Reviews
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    This is Java spider, crawler, extractor. Java means one can use it in corporate environment that is known to be developed and deployed in Java. Greatest thanks.
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    Works and user-friendly
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    great software. thanks