[Laravel] Tinker Cached 

php artisan tinker

>>> ModelName::create('title'=>"This is Title",.....);
'Illuminate\Database\Eloquent\MassAssignmentException with message 'Add [title] to fillable property to allow mass assignment on [App\Models\ModelsName]'

>>> exit

#reload the tinker
composer dump-autoload

#do the task again, should be fine.
php artisan tinker