"Fri, 12 Jul 2024 21:02:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240712
Only TIME
21:02:03
General datetime
2024-07-12 21:02:03Z
For Database
2024-07-12 21:02:03
For HTTP1.1
Fri, 12 Jul 2024 21:02:03 GMT