"Thu, 18 Jul 2024 21:02:36"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240718
Only TIME
21:02:36
General datetime
2024-07-18 21:02:36Z
For Database
2024-07-18 21:02:36
For HTTP1.1
Thu, 18 Jul 2024 21:02:36 GMT