MySQL LAST_INSERT_ID() Function

Return the AUTO_INCREMENT id of the last row that has been inserted or updated in a table:

SELECT LAST_INSERT_ID();

Definition and Usage

The LAST_INSERT_ID() function returns the AUTO_INCREMENT id of the last row that has been inserted or updated in a table.

LAST_INSERT_ID( expression)

Parameter	Description
expression	Optional. An expression

Works in:	From MySQL 4.0