Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock'

I am running mysql on a Ubuntu VM on Azure.Are there any specific steps i should do in my case?Also any extra steps i should do specifically when delpoying sharetribe except those described in the README file?

Also, if possible i would like some step-by-step support.My email is cchatzis@outlook.com

Thanks in advance,
Chris