INSERT INTO `book_members` (`no`, `userid`, `password`, `username`, `birthyear`, `age`, `email`, `phone`, `photo`) VALUES (NULL, 'Lee', MD5('Lee'), '이진우', '2002', '20', 'Lee1@test.com', '+821012345671', NULL);
Fatal error: Uncaught mysqli_sql_exception: Unknown column 'birthyear' in 'field list' in /users/2021/i2151056/public_html/2022/WebDB/mysql_test.php:6 Stack trace: #0 /users/2021/i2151056/public_html/2022/WebDB/mysql_test.php(6): mysqli_query() #1 {main} thrown in /users/2021/i2151056/public_html/2022/WebDB/mysql_test.php on line 6