"Wed, 11 Dec 2024 18:46:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241211
Only TIME
18:46:21
General datetime
2024-12-11 18:46:21Z
For Database
2024-12-11 18:46:21
For HTTP1.1
Wed, 11 Dec 2024 18:46:21 GMT