Laravel 5.8 session save but dont save file

$value = session(['test'=> 'Some Value']);

dd(session()->all());

Session file :

a:4:{s:6:"_token";s:40:"ktZtJzaDC9MXybGJjWC3sHSqd30AqEdz75z3zvuF";s:9:"_previous";a:1:{s:3:"url";s:31:"http://shopmanagement.pro/admin";}s:6:"_flash";a:2:{s:3:"old";a:0:{}s:3:"new";a:0:{}}s:50:"login_web_59ba36addc2b2f9401580f014c7f58ea4e30989d";i:1;}

via Chebli Mohamed