Expired timestamp, yours 1520964101, ours 1529457837
OAuthRequest Object ( [parameters:protected] => Array ( [oauth_consumer_key] => key [oauth_nonce] => c4a230b0f8c1ae154391c6c60ac7af06 [oauth_signature] => mBtKchu+kLbRksnF+ZaXnF3GWrY= [oauth_signature_method] => HMAC-SHA1 [oauth_timestamp] => 1520964101 [oauth_version] => 1.0 ) [http_method:protected] => GET [http_url:protected] => http://oauthbin.com:/v1/request-token?oauth_consumer_key=key&oauth_nonce=c4a230b0f8c1ae154391c6c60ac7af06&oauth_signature=mBtKchu%2BkLbRksnF%2BZaXnF3GWrY%3D&oauth_signature_method=HMAC-SHA1&oauth_timestamp=1520964101&oauth_version=1.0 [base_string] => )