Internal Server Error

file_get_contents(http://api.web.21ds.cn/taoke/doItemHighCommissionPromotionLinkByAll?apkey=ac4bab46-4e70-2270-2255-156b59a8b8c1&tbname=ieliwb&pid=mm_28179349_1691200061_110536850253&content=https%3A%2F%2Fuland.taobao.com%2Fcoupon%2Fedetail%3Fe%3DxBIbMKDhG0UE%252BdAb1JoOOp%252FKk8MJryzQwl6kBzff2BbL8NW5gEqNzm2XK2hTzs0jLM3WhtTYEY34sADkJXKiFfZZSfaK8WHVY1kWovEdEWM%252Bz74VcXAP5vsnwWZGSCD41ug731VBEQm0m3Ckm6GN2CwynAdGnOngMmnVmWO1H8uh%252BA5RKrMwjVLajOROSSHlYABz77o%252BH2uvQlAmWaphAQ%253D%253D%26traceId%3D0b1b03a316018256432367933e%26union_lens%3DlensId%3ATAPI%401601825643%400b57b76a_0d8b_174f43f9aee_cc15%4001%26activityId%3D78aa97f228ec4031b8b45cf739eb9e62%26thispid%3Dmm_504380047_951800156_109546800076%26src%3Dfklm_hltk%26from%3Dtool%26sight%3Dfklm): failed to open stream: HTTP request failed! HTTP/1.1 429 Too Many Requests