"Wed, 04 Dec 2024 15:18:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241204
Only TIME
15:18:21
General datetime
2024-12-04 15:18:21Z
For Database
2024-12-04 15:18:21
For HTTP1.1
Wed, 04 Dec 2024 15:18:21 GMT