Use "same" value for tstamp and crdate.
Otherwise TYPO3 will have different cache identifier if multiple requests with same instruction are given.
diff --git a/Resources/Core/Functional/Extensions/json_response/Classes/EventListener/AddTypoScriptFromInternalRequest.php b/Resources/Core/Functional/Extensions/json_response/Classes/EventListener/AddTypoScriptFromInternalRequest.php
index 111a997..504a899 100644
--- a/Resources/Core/Functional/Extensions/json_response/Classes/EventListener/AddTypoScriptFromInternalRequest.php
+++ b/Resources/Core/Functional/Extensions/json_response/Classes/EventListener/AddTypoScriptFromInternalRequest.php
@@ -49,8 +49,8 @@ final class AddTypoScriptFromInternalRequest
         $newTemplateRow = [
             'uid' => PHP_INT_MAX,
             'pid' => PHP_INT_MAX,
-            'tstamp' => time(),
-            'crdate' => time(),
+            'tstamp' => (new \DateTimeImmutable('midnight'))->format('U'),
+            'crdate' => (new \DateTimeImmutable('midnight'))->format('U'),
             'deleted' => 0,
             'starttime' => 0,
             'endtime' => 0,