"Thu, 21 Nov 2024 15:18:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241121
Only TIME
15:18:21
General datetime
2024-11-21 15:18:21Z
For Database
2024-11-21 15:18:21
For HTTP1.1
Thu, 21 Nov 2024 15:18:21 GMT