public class Class1 : MercatorUi.Interfaces.IExec
{
    public void Main()
    {
        string valeur = "Value to be encrypted";
        using (SqlCommand cmd = new SqlCommand("insert into PARAMSENCRYPTED values ('MYKEY',@valeur)"))
        {
            cmd.Parameters.AddWithValue("@valeur", MercatorCryptorEngine.CryptorEngine.MercatorEncryptRsaAes(valeur)).SqlDbType = System.Data.SqlDbType.VarChar;
            Api.SqlExec(MercatorUi.Globals.RepData, cmd);
        }
    }
}