Fatal error: Uncaught mysqli_sql_exception: Cannot add or update a child row: a foreign key constraint fails (`BTech`.`question_answers`, CONSTRAINT `question_answers_ibfk_1` FOREIGN KEY (`question_id`) REFERENCES `questions` (`question_id`) ON DELETE CASCADE) in /opt/bitnami/apache/htdocs/mock_data_insertion.php:405
Stack trace:
#0 /opt/bitnami/apache/htdocs/mock_data_insertion.php(405): mysqli->query()
#1 /opt/bitnami/apache/htdocs/connection.php(320): include_once('...')
#2 /opt/bitnami/apache/htdocs/count_visitor.php(5): include_once('...')
#3 /opt/bitnami/apache/htdocs/index.php(3): include_once('...')
#4 /opt/bitnami/apache/htdocs/view.php(20): include('...')
#5 {main}
thrown in /opt/bitnami/apache/htdocs/mock_data_insertion.php on line 405