Insert query is not inserting values in the table

I want to insert the values that i get from req.body. I save it in variables then pass them as values in the insert query. But nothing saved in the table. Please help me out:

 var name=req.body.Name;
var CreatedBy=req.body.CreatedBy;
var CreatedDate=req.body.CreatedDate;
var ModifiedBy=req.body.ModifiedBy;
var ModifiedDate=req.body.ModifiedDate;
var email=req.body.Email;
var idAgency= Guid();
console.log(name);

client.query('INSERT INTO Agency (idAgency ,Name,CreatedBy, CreatedDate, ModifiedBy , ModifiedDate ,Email, Active ) VALUES (idAgency ,name ,CreatedBy ,CreatedDate, ModifiedBy ,ModifiedDate,email, 1)', function(err,data){
    if(err){
        console.log(err);
        console.log(" not inserted") ;
    }
    else{
        console.log("insert");
        console.log(data) ;
    }
});

try to change insert query like below:

var name=req.body.Name;
var CreatedBy=req.body.CreatedBy;
var CreatedDate=req.body.CreatedDate;
var ModifiedBy=req.body.ModifiedBy;
var ModifiedDate=req.body.ModifiedDate;
var email=req.body.Email;
var idAgency= Guid();
console.log(name);

client.query('INSERT INTO Agency (idAgency ,Name,CreatedBy, CreatedDate, ModifiedBy , ModifiedDate ,Email, Active ) VALUES (''' + idAgency + ''' ,''' +name + ''' ,''' +CreatedBy + ''' ,''' +CreatedDate + ''' , ''' +ModifiedBy + ''' ,''' +ModifiedDate + ''',''' +email + ''', '1')', function(err,data){
    if(err){
        console.log(err);
        console.log(" not inserted") ;
    }
    else{
        console.log("insert");
        console.log(data) ;
    }
});