[LND] Nullify zeroed timestamps

backend/src/api/database-migration.ts

@@ -7,7 +7,7 @@ import cpfpRepository from '../repositories/CpfpRepository';
 import { RowDataPacket } from 'mysql2';
 
 class DatabaseMigration {
-  private static currentVersion = 56;
+  private static currentVersion = 57;
   private queryTimeout = 3600_000;
   private statisticsAddedIndexed = false;
   private uniqueLogs: string[] = [];
@@ -500,6 +500,11 @@ class DatabaseMigration {
       this.uniqueLog(logger.notice, '`pools` table has been truncated`');
       await this.updateToSchemaVersion(56);
     }
+
+    if (databaseSchemaVersion < 57) {
+      await this.$executeQuery(`ALTER TABLE nodes MODIFY updated_at datetime NULL`);
+      await this.updateToSchemaVersion(57);
+    }
   }
 
   /**