"Sat, 07 Dec 2024 15:49:53"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241207
Only TIME
15:49:53
General datetime
2024-12-07 15:49:53Z
For Database
2024-12-07 15:49:53
For HTTP1.1
Sat, 07 Dec 2024 15:49:53 GMT