"Sat, 17 Aug 2024 05:43:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240817
Only TIME
05:43:15
General datetime
2024-08-17 05:43:15Z
For Database
2024-08-17 05:43:15
For HTTP1.1
Sat, 17 Aug 2024 05:43:15 GMT