SqlCommand command = new SqlCommand("Insert into fefent(id,pass,re_pass,email,phone) values ('" + Passo.Encryption (textBox1.Text,7) + "','" + Passo.Encryption(textBox2.Text, 7) + "','" + Passo.Encryption(textBox3.Text, 7) + "','" + Passo.Encryption(textBox4.Text, 7) + "','" + Passo.Encryption(textBox5.Text, 7) + "',)",connection);