"Fri, 17 May 2024 14:13:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240517
Only TIME
14:13:13
General datetime
2024-05-17 14:13:13Z
For Database
2024-05-17 14:13:13
For HTTP1.1
Fri, 17 May 2024 14:13:13 GMT