"Sat, 07 Dec 2024 18:48:17"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241207
Only TIME
18:48:17
General datetime
2024-12-07 18:48:17Z
For Database
2024-12-07 18:48:17
For HTTP1.1
Sat, 07 Dec 2024 18:48:17 GMT