insert
DB::table('テーブル名')->insert(配列データ);
update
DB::table('テーブル名')->where('更新対象を検索')->update(配列データ);
$params = [
'id' => $request->id,
'name' => $request->name,
'email' => $request->email,
'age' => $request->age
];
delete
# 使い方
DB::table('テーブル名')->where(検索条件)->delete();
# 削除ルーティング
Route::post('/hoge/delete', 'HogeController@delete');
HogeController.php
public function delete(Request $request){
$id = $request->delete_id;
$person = DB::table('people')->where('id', $id);
$person->delete();
return redirect('/hello');
}