--- a/application/p/logic/AgentConversationLog.php
+++ b/application/p/logic/AgentConversationLog.php
@@ -81,6 +81,15 @@
     {
         $row['id'] = (int)$row['id'];
         $row['matched'] = (int)$row['matched'];
+        $value = $row['create_time'] ?? null;
+        if (ltrim((string)\think\Config::get('database.type'), '\\') === \app\cores\database\Dm::class
+            && is_string($value)
+            && preg_match('/^(\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2})\.0{1,6}$/D', $value, $parts)) {
+            $date = \DateTime::createFromFormat('!Y-m-d H:i:s', $parts[1]);
+            if ($date && substr($parts[1], 0, 4) !== '0000' && $date->format('Y-m-d H:i:s') === $parts[1]) {
+                $row['create_time'] = $parts[1];
+            }
+        }
         return $row;
     }
 }