vb.net - What is wrong with this code asp.net using vb

Question

I am getting this Error

Incorrect syntax near the keyword 'user'.

    con.Open()
    comm.Connection = con
    comm.CommandText = "insert into user (username,firstname,lastname,email,password) values ('" & TextBox1.Text & "','" & TextBox2.Text & "','" & TextBox3.Text & "','" & TextBox4.Text & "','" & TextBox5.Text & "')"
    comm.ExecuteNonQuery()
    Response.Write("Data Successfully Saved")

Answer 1

User is reserve key word, so use it like this

"insert into [user]