"Sat, 07 Dec 2024 18:44:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241207
Only TIME
18:44:23
General datetime
2024-12-07 18:44:23Z
For Database
2024-12-07 18:44:23
For HTTP1.1
Sat, 07 Dec 2024 18:44:23 GMT