"Sat, 07 Dec 2024 13:59:55"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241207
Only TIME
13:59:55
General datetime
2024-12-07 13:59:55Z
For Database
2024-12-07 13:59:55
For HTTP1.1
Sat, 07 Dec 2024 13:59:55 GMT