"Sat, 07 Dec 2024 09:20:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241207
Only TIME
09:20:40
General datetime
2024-12-07 09:20:40Z
For Database
2024-12-07 09:20:40
For HTTP1.1
Sat, 07 Dec 2024 09:20:40 GMT