diff --git a/code/scripts/main/core/core.py b/code/scripts/main/core/core.py
index 14c4e7d..7c7c674 100644
--- a/code/scripts/main/core/core.py
+++ b/code/scripts/main/core/core.py
@@ -305,12 +305,18 @@ class Core:
 
     def insert_cluster(self, data):
         testdata = valid_cluster_data(data)
+
         if not testdata:
-            data["user"] = base64.b64encode(pcrypt(data["user"], self.generalconf["keys"]["key_pvt"])["data"]).decode('utf-8')
-            data["password"] = base64.b64encode(pcrypt(data["password"], self.generalconf["keys"]["key_pvt"])["data"]).decode('utf-8')
-            new_cluster = self.mongo.insert_new_cluster(data)
+            if not self.mongo.get_clusters_conf(data["name"]):
+                data["user"] = base64.b64encode(pcrypt(data["user"], self.generalconf["keys"]["key_pvt"])["data"]).decode('utf-8')
+                data["password"] = base64.b64encode(pcrypt(data["password"], self.generalconf["keys"]["key_pvt"])["data"]).decode('utf-8')
+                new_cluster = self.mongo.insert_new_cluster(data)
+            else:
+                new_cluster = {"value": "{0}".format("Duplicate entry, please delete the current cluster or update it")}
         else:
-            new_cluster = {"error": "{1} {0}".format(testdata, "Invalid or miss paramettrer")}
+            new_cluster = {"value": "{1} {0}".format(testdata, "Invalid or miss paramettrer")}
+
+
         return new_cluster
 
     def change_cluster(self, cluster, data):