"Tue, 13 Aug 2024 15:19:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240813
Only TIME
15:19:47
General datetime
2024-08-13 15:19:47Z
For Database
2024-08-13 15:19:47
For HTTP1.1
Tue, 13 Aug 2024 15:19:47 GMT