fix(curriculum): clarify error when inserting without columns (#65133)

Co-authored-by: Jeevankumar-S <jeevenkumar2003@email.com>

curriculum/challenges/english/blocks/lecture-working-with-relational-databases/687ea8a88c9e9419af7cd8c3.md

@@ -47,7 +47,11 @@ INSERT INTO dogs
 VALUES ('Gino', 3);
 ```
 
-This is valid too, but it's more prone to errors because the values are assigned to the columns based on their order.
+This syntax is valid SQL, but it is error-prone.
+
+Since values are assigned based on column order, PostgreSQL will try to insert `'Gino'` into the `id` column, which expects an integer. This results in an error such as `invalid input syntax for type integer`.
+
+For this reason, it is safer to explicitly specify the column names when inserting data.
 
 You can also insert multiple records in the same SQL command by separating them with a comma.