"Fri, 12 Jul 2024 21:02:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240712
Only TIME
21:02:19
General datetime
2024-07-12 21:02:19Z
For Database
2024-07-12 21:02:19
For HTTP1.1
Fri, 12 Jul 2024 21:02:19 GMT