"Sat, 28 Dec 2024 09:39:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241228
Only TIME
09:39:12
General datetime
2024-12-28 09:39:12Z
For Database
2024-12-28 09:39:12
For HTTP1.1
Sat, 28 Dec 2024 09:39:12 GMT