insert current date time using laravel

use laravel helper function

now()

other wise used carbon class

Carbon\Carbon::now()

used like that

$data = array("name" => $name,"address" => $address,"created_at"=> Carbon::now(),"updated_at"=> now());
DB::table('student')->insert($data);

for more information see

use have also use this get to current date time time its work.

 $current_date = date('Y-m-d H:i:s');

And also i have update and set in your function you have to put this.

  function insert(Request $req)
 {
   $name=$req->input('name');
   $address=$req->input('address');

   $current_date_time = date('Y-m-d H:i:s');

   $data=array("name" => $name,"address" => $address,"created_at"=> 
   $current_date_time,"updated_at"=>$current_date_time);
   DB::table('student')->insert($data);
   echo "Record inserted successfully.<br/>";
   return redirect('/');

 }