"Sat, 07 Dec 2024 19:44:48"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241207
Only TIME
19:44:48
General datetime
2024-12-07 19:44:48Z
For Database
2024-12-07 19:44:48
For HTTP1.1
Sat, 07 Dec 2024 19:44:48 GMT