"Sat, 28 Dec 2024 20:21:48"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241228
Only TIME
20:21:48
General datetime
2024-12-28 20:21:48Z
For Database
2024-12-28 20:21:48
For HTTP1.1
Sat, 28 Dec 2024 20:21:48 GMT