How to insert data into oracle from C# windows application

using Oracle.DataAccess.Client; // ODP.NET Oracle managed provider
using Oracle.DataAccess.Types;

private void button1_Click(object sender, EventArgs e)

string oradb = "Data Source=ORCL;User Id=hr;Password=hr;";

OracleConnection conn = new OracleConnection(oradb); // C#
conn.Open();
OracleCommand cmd = new OracleCommand();
cmd.Connection = conn;
cmd.CommandText = "Insert into Table1('Name') VALUES(txtName.text) WHERE id = 1"; 
Int rowsUpdated = cmd.ExecuteNonQuery(); 
If (rowsUpdated == 0) 
 MessageBox.Show("Record not inserted"); 
Else 
 MessageBox.Show("Success!"); 
conn.Dispose();