mysql insert 2 rows at once code example
Example 1: mysql best way to insert many rows
INSERT INTO table_name(id,colname) values(1,"row 1"),(2, "row 2"),...;
Example 2: mysql insert multiple rows based on select
INSERT INTO table1 (col1, col2, col3, col4, col5)
SELECT col1,col2,col3,col4,col5
FROM table2 t2
WHERE t2.val2 IN (MULTIPLE VALUES)
AND (Another Conditional);