ACP2E-11: Requesting create customer token is taking very long time

- fix

Author: o-dubovyk

app/code/Magento/Integration/etc/db_schema.xml

@@ -74,6 +74,9 @@
         <index referenceId="OAUTH_TOKEN_CONSUMER_ID" indexType="btree">
             <column name="consumer_id"/>
         </index>
+        <index referenceId="OAUTH_TOKEN_CREATED_AT_TYPE" indexType="btree">
+            <column name="created_at"/>
+        </index>
     </table>
     <table name="oauth_nonce" resource="default" engine="innodb" comment="OAuth Nonce">
         <column xsi:type="varchar" name="nonce" nullable="false" length="32" comment="Nonce String"/>

app/code/Magento/Integration/etc/db_schema_whitelist.json

@@ -37,7 +37,8 @@
             "created_at": true
         },
         "index": {
-            "OAUTH_TOKEN_CONSUMER_ID": true
+            "OAUTH_TOKEN_CONSUMER_ID": true,
+            "OAUTH_TOKEN_CREATED_AT": true
         },
         "constraint": {
             "PRIMARY": true,