diff --git a/services/api/database/migrations/20240312000000_sshkeyused.js b/services/api/database/migrations/20240312000000_sshkeyused.js
new file mode 100644
index 0000000000..c4a36eb52d
--- /dev/null
+++ b/services/api/database/migrations/20240312000000_sshkeyused.js
@@ -0,0 +1,21 @@
+/**
+ * @param { import("knex").Knex } knex
+ * @returns { Promise<void> }
+ */
+exports.up = async function(knex) {
+    return knex.schema
+    .alterTable('ssh_key', (table) => {
+        table.datetime('last_used');
+    })
+};
+
+/**
+ * @param { import("knex").Knex } knex
+ * @returns { Promise<void> }
+ */
+exports.down = async function(knex) {
+    return knex.schema
+    .alterTable('ssh_key', (table) => {
+        table.dropColumn('last_used');
+    })
+};
diff --git a/services/api/src/routes/keys.ts b/services/api/src/routes/keys.ts
index dd71ed713d..2d1f531e0b 100644
--- a/services/api/src/routes/keys.ts
+++ b/services/api/src/routes/keys.ts
@@ -60,6 +60,25 @@ const keysRoute = async (
     logger.debug(`Unknown fingerprint: ${fingerprint}`);
   }
 
+  // update key used timestamp
+  const foundkey = await query(
+    sqlClientPool,
+    knex('ssh_key')
+      .select('id')
+      .where('key_fingerprint', fingerprint)
+      .toString(),
+  );
+  var date = new Date();
+  const convertDateFormat = R.init;
+  var lastUsed = convertDateFormat(date.toISOString());
+  await query(
+    sqlClientPool,
+    knex('ssh_key')
+      .where('id', foundkey[0].id)
+      .update({lastUsed: lastUsed})
+      .toString(),
+  );
+
   res.send(result);
 };
 
diff --git a/services/api/src/typeDefs.js b/services/api/src/typeDefs.js
index ece12ebc74..3a8a95f265 100644
--- a/services/api/src/typeDefs.js
+++ b/services/api/src/typeDefs.js
@@ -461,6 +461,7 @@ const typeDefs = gql`
     keyType: String
     keyFingerprint: String
     created: String
+    lastUsed: String
   }
 
   type User {