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%3DooSQ6X75%252FNME%252BdAb1JoOOuQVfOQial8XUfkQOcmB9WfL8NW5gEqNzm2XK2hTzs0jLM3WhtTYEY34sADkJXKiFfZZSfaK8WHVY1kWovEdEWM%252Bz74VcXAP5vsnwWZGSCD41ug731VBEQm0m3Ckm6GN2CwynAdGnOngMmnVmWO1H8uh%252BA5RKrMwjVLajOROSSHlMp%252FR5HzwHnXpu7xUnc86EQ%253D%253D%26traceId%3D0b0b07b616018258834664389e%26union_lens%3DlensId%3ATAPI%401601825883%400b01c1f1_0d6b_174f443456e_3fcf%4001%26activityId%3D5b371d8c818c49f6b9f5c762c7ef7021%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