0 check you entered correct credentials in connection string
Data Source=sqlenginename;Network Library=DBMSSOCN;Initial Catalog=databasename;User ID=loginID;Password=password
0 SQL Server Database Name is Correct.
SQL Server is Up & Running.
Credentials are Correct too.
It is taking 1 minute 30 Seconds to run the Stored Procedure.
0 To resolve your issue:
Make sure that you are providing correct credentials and Sqlserver process is running mode.
Secondly, make sure that you provided correct database as well.
Thridly, check how much time it is taking in SQlServer to execute the same query.