diff --git a/typo3/sysext/adminpanel/Classes/Modules/PreviewModule.php b/typo3/sysext/adminpanel/Classes/Modules/PreviewModule.php
index f2aa197e57db142f63f4ad09366d7cb6e68d71ec..ce0ae8dbbc2d7ede754e45547a98765a6e415ddd 100644
--- a/typo3/sysext/adminpanel/Classes/Modules/PreviewModule.php
+++ b/typo3/sysext/adminpanel/Classes/Modules/PreviewModule.php
@@ -240,6 +240,7 @@ class PreviewModule extends AbstractModule implements InitializableInterface, Pa
         }
         if ($date !== false) {
             $simTime = $date->getTimestamp();
+            $simTime = max($simTime, 60);
         }
         return $simTime ?? null;
     }
diff --git a/typo3/sysext/adminpanel/Tests/Unit/Modules/PreviewModuleTest.php b/typo3/sysext/adminpanel/Tests/Unit/Modules/PreviewModuleTest.php
index adbb7207e88eaf51703350619f4303edeb1d9cc7..09a22ce915809702d14bf54788bfbbc786d3ff97 100644
--- a/typo3/sysext/adminpanel/Tests/Unit/Modules/PreviewModuleTest.php
+++ b/typo3/sysext/adminpanel/Tests/Unit/Modules/PreviewModuleTest.php
@@ -28,7 +28,11 @@ class PreviewModuleTest extends UnitTestCase
                 (int)(new \DateTime('2018-01-01 12:00:15 UTC'))->getTimestamp(),
                 (int)(new \DateTime('2018-01-01 12:00:00 UTC'))->getTimestamp(),
             ],
-
+            'timestamp_1970' => [
+                (string)(new \DateTime('1970-01-01 00:00:15 UTC'))->getTimestamp(),
+                (int)(new \DateTime('1970-01-01 00:00:60 UTC'))->getTimestamp(),
+                (int)(new \DateTime('1970-01-01 00:00:60 UTC'))->getTimestamp(),
+            ],
         ];
     }