Tanda baca yang manakah boleh digunakan sebagai pemisah antara bahagian masa dalam MySQL?

mysql> Select timestamp('2017-10-20 04+05+36');
+----------------------------------+
| timestamp('2017-10-20 04+05+36') |
+----------------------------------+
| 2017-10-20 04:05:36              |
+----------------------------------+
1 row in set (0.00 sec)


mysql> Select timestamp('2017-10-20 04*05*36');
+----------------------------------+
| timestamp('2017-10-20 04*05*36') |
+----------------------------------+
| 2017-10-20 04:05:36              |
+----------------------------------+
1 row in set (0.00 sec)


mysql> Select timestamp('2017-10&20 04@05+36');
+----------------------------------+
| timestamp('2017-10&20 04@05+36') |
+----------------------------------+
| 2017-10-20 04:05:36              |
+----------------------------------+
1 row in set (0.00 sec)


mysql> Select timestamp('2017*10@20 04*05*36');
+----------------------------------+
| timestamp('2017*10@20 04*05*36') |
+----------------------------------+
| 2017-10-20 04:05:36              |
+----------------------------------+
1 row in set (0.00 sec)