"Tue, 18 Jun 2024 06:21:58"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240618
Only TIME
06:21:58
General datetime
2024-06-18 06:21:58Z
For Database
2024-06-18 06:21:58
For HTTP1.1
Tue, 18 Jun 2024 06:21:58 GMT