"Sat, 07 Dec 2024 15:36:44"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241207
Only TIME
15:36:44
General datetime
2024-12-07 15:36:44Z
For Database
2024-12-07 15:36:44
For HTTP1.1
Sat, 07 Dec 2024 15:36:44 GMT