"Mon, 09 Dec 2024 13:34:43"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241209
Only TIME
13:34:43
General datetime
2024-12-09 13:34:43Z
For Database
2024-12-09 13:34:43
For HTTP1.1
Mon, 09 Dec 2024 13:34:43 GMT