Date Time Functions MySQL Tutorial

mysql>
mysql> SELECT TIMESTAMP('2003-12-31 12:00:00','12:00:00');
+---------------------------------------------+
| TIMESTAMP('2003-12-31 12:00:00','12:00:00') |
+---------------------------------------------+
| 2004-01-01 00:00:00                         |
+---------------------------------------------+
1 row in set (0.00 sec)
mysql>