Fatal error: Uncaught mysqli_sql_exception: Duplicate entry 'alice@school.edu' for key 'fresh.email' in /home/lnmwinyi/public_html/assignment7/insert.php:8 Stack trace: #0 /home/lnmwinyi/public_html/assignment7/insert.php(8): mysqli_query(Object(mysqli), 'INSERT INTO fre...') #1 {main} thrown in /home/lnmwinyi/public_html/assignment7/insert.php on line 8