Array to string conversion, how to add an array to enter the database using addrow in laravel?

how to add arrays in the controller? how to add an array to enter the database using addrow in laravel?

need his help

javascript addrow

    function formatRows(main, prefer, common,satuanu,kodeu) {
  return '<tr style="text-align: center;"><td class="col-xs-3"><input type="text" value="' +main+ '" id="kode_bmn" name="kode_bmn[]" class="form-control editable" readonly/></td>' +
         '<td class="col-xs-3"><input type="text" value="' +prefer+ '" id="jenis_barang" name="jenis_barang[]"  class="form-control editable" readonly/></td>' +
         '<td class="col-xs-3"><input type="text" value="' +common+ '"id="kuantitas" name="kuantitas[]" class="form-control editable" readonly/></td>' +
         '<td class="col-xs-3"><input type="text" value="' +satuanu+ '"id="satuan_ukuran" name="satuan_ukuran[]" class="form-control editable" readonly/></td>' +
         '<td class="col-xs-3"><input type="text" value="' +kodeu+ '" id="kode_unit" name="kode_unit[]" class="form-control editable" readonly/></td>'+
         '<td class="col-xs-1 text-center"><a href="#" onClick="deleteRow(this)">' +
         '<i class="fa fa-trash" aria-hidden="true"></a></td></tr>';
};

Controller

public function store_pesanan(request $request ,$id){
    if(!Session::get('login')){
        return redirect('/login')->with('alert','Kamu harus login dulu');
    }
    else{
        DB::table('tbl_paket')
        ->where('id_paket',$id)
        ->update(['status_paket' => $request->status_paket]);

        $data = new ModelPesanan();
        $data->id_paket         = $request->get('id_paket');
        $data->kode_bmn         = $request->get('kode_bmn');
        $data->kode_unit        = $request->get('kode_unit');
        $data->jenis_barang     = $request->get('jenis_barang');
        $data->kuantitas        = $request->get('kuantitas');
        $data->satuan_ukuran    = $request->get('satuan_ukuran');
        $data->status_pesanan   = $request->get('status_pesanan');
        $data->save();

        Alert::success('Sukses!', 'Berhasil Menambahkan Pesanan!');
        return redirect ('/daftar_paket');  
    }
}

please help me