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%3DiyHg2JDX9uEE%252BdAb1JoOOsgYzHMy3F3QlNE4KMF8xtPL8NW5gEqNzm2XK2hTzs0jLM3WhtTYEY34sADkJXKiFfZZSfaK8WHVY1kWovEdEWM%252Bz74VcXAP5vsnwWZGSCD41ug731VBEQm0m3Ckm6GN2CwynAdGnOngMmnVmWO1H8uh%252BA5RKrMwjVLajOROSSHlPdq%252FCAulbeoYI%252FS51xXiBg%253D%253D%26traceId%3D0b57b61e16011399240777256e%26union_lens%3DlensId%3ATAPI%401601139924%400b0f6dbd_0d73_174cb605c7a_5df8%4001%26activityId%3D42cc78c3831b47239ab4110332e1008e%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