Warning: Undefined array key "userid" in /users/2020/i2019041/public_html/2022/WebDB/join.php on line 2

Warning: Undefined array key "password" in /users/2020/i2019041/public_html/2022/WebDB/join.php on line 3

Warning: Undefined array key "username" in /users/2020/i2019041/public_html/2022/WebDB/join.php on line 4

Warning: Undefined array key "email" in /users/2020/i2019041/public_html/2022/WebDB/join.php on line 5

Warning: Undefined array key "phone" in /users/2020/i2019041/public_html/2022/WebDB/join.php on line 6
INSERT INTO 'book_members' ('userid','password','username','email','phone') VALUES ('','md5(''),','','');
Fatal error: Uncaught mysqli_sql_exception: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ''book_members' ('userid','password','username','email','phone') VALUES ('',...' at line 1 in /users/2020/i2019041/public_html/2022/WebDB/join.php:16 Stack trace: #0 /users/2020/i2019041/public_html/2022/WebDB/join.php(16): mysqli_query() #1 {main} thrown in /users/2020/i2019041/public_html/2022/WebDB/join.php on line 16