表单提交 出现 419 是怎么回事呢？

$.ajax({ headers: {'X-CSRF-TOKEN': $('meta[name="csrf-token"]').attr('content')}, url: 'home/kwscp/import',![]( type: 'POST', data: {},
contentType: false,
processData: false,
success: function (response) {
console.log(response);
}
});

Request Method: POST
Status Code: 419 unknown status
Remote Address: [::1]:80
Referrer Policy: no-referrer-when-downgrade