Insert ข้อมูลไม่ได้ .NET ขึ้น Error : Syntax error in insert into

Imports System.Data
Imports System.Data.OleDb
Public Class Form1
    Dim objConn As New OleDbConnection
    Dim objCmd As New OleDbCommand
    Dim strConnString, strSQL As String

    Private Sub pnlAdd_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles pnlAdd.Click

        
        strConnString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=database.mdb;Jet OLEDB:Database Password=;"
        strSQL = "INSERT INTO member (CustomerID,Username,Password,Name) " & _
        " VALUES " & _
        " ('" & Me.TextBox4.Text & "','" & Me.TextBox1.Text & "','" & Me.TextBox2.Text & "','" & Me.TextBox3.Text & "')"
        objConn.ConnectionString = strConnString
        objConn.Open()
        With objCmd
            .Connection = objConn
            .CommandText = strSQL
            .CommandType = CommandType.Text
        End With

        Me.pnlAdd.Visible = False

        Try
            objCmd.ExecuteNonQuery()
            Me.lblStatus.Text = "Record Inserted"
            Me.lblStatus.Visible = True
        Catch ex As Exception
            Me.lblStatus.Visible = True
            Me.lblStatus.Text = "Record can not insert Error (" & ex.Message & ")"
        End Try

        objConn.Close()
        objConn = Nothing
    End Sub
End Class