"Sun, 01 Sep 2024 23:15:36"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240901
Only TIME
23:15:36
General datetime
2024-09-01 23:15:36Z
For Database
2024-09-01 23:15:36
For HTTP1.1
Sun, 01 Sep 2024 23:15:36 GMT