"Thu, 19 Dec 2024 12:15:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241219
Only TIME
12:15:40
General datetime
2024-12-19 12:15:40Z
For Database
2024-12-19 12:15:40
For HTTP1.1
Thu, 19 Dec 2024 12:15:40 GMT