"Sat, 14 Dec 2024 21:47:32"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241214
Only TIME
21:47:32
General datetime
2024-12-14 21:47:32Z
For Database
2024-12-14 21:47:32
For HTTP1.1
Sat, 14 Dec 2024 21:47:32 GMT