"Sat, 07 Dec 2024 09:40:04"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241207
Only TIME
09:40:04
General datetime
2024-12-07 09:40:04Z
For Database
2024-12-07 09:40:04
For HTTP1.1
Sat, 07 Dec 2024 09:40:04 GMT