Hi SashaStacyL,
Thanks for your post.
Please try this:
<add name="ConnectionStringName"
providerName="System.Data.SqlClient"
connectionString="Data Source=ServerName;Initial Catalog=DatabaseName;Integrated Security=False;User Id=userid;Password=password;MultipleActiveResultSets=True" />
For the detailed information about "SQL Server Connection Strings for ASP.NET Web Applications", please take a look at the following document.
https://msdn.microsoft.com/en-us/library/jj653752%28v=vs.110%29.aspx?f=255&MSPPError=-2147217396
Best Regards,
Lake Xiao