"Mon, 09 Dec 2024 19:11:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241209
Only TIME
19:11:19
General datetime
2024-12-09 19:11:19Z
For Database
2024-12-09 19:11:19
For HTTP1.1
Mon, 09 Dec 2024 19:11:19 GMT