"Mon, 09 Dec 2024 05:18:59"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241209
Only TIME
05:18:59
General datetime
2024-12-09 05:18:59Z
For Database
2024-12-09 05:18:59
For HTTP1.1
Mon, 09 Dec 2024 05:18:59 GMT