"Thu, 19 Dec 2024 05:23:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241219
Only TIME
05:23:15
General datetime
2024-12-19 05:23:15Z
For Database
2024-12-19 05:23:15
For HTTP1.1
Thu, 19 Dec 2024 05:23:15 GMT