"Wed, 04 Dec 2024 13:54:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241204
Only TIME
13:54:21
General datetime
2024-12-04 13:54:21Z
For Database
2024-12-04 13:54:21
For HTTP1.1
Wed, 04 Dec 2024 13:54:21 GMT