Insert is the Data Manipulation Language(DML) query in Database management system. Using the object of core Drupal class we can perform database queries in Drupal 8. Insert is the data saving query used to store data to Database. The insert() is a function of Drupal 8 core class used for insert records. Below is syntax and example of how to use INSERT query in Drupal 8.
Before Insert Table be like:
After Performing Insert Query table records like: