"Thu, 19 Dec 2024 21:50:09"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241219
Only TIME
21:50:09
General datetime
2024-12-19 21:50:09Z
For Database
2024-12-19 21:50:09
For HTTP1.1
Thu, 19 Dec 2024 21:50:09 GMT