"Mon, 09 Dec 2024 23:47:27"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241209
Only TIME
23:47:27
General datetime
2024-12-09 23:47:27Z
For Database
2024-12-09 23:47:27
For HTTP1.1
Mon, 09 Dec 2024 23:47:27 GMT