"Wed, 15 May 2024 11:20:50"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240515
Only TIME
11:20:50
General datetime
2024-05-15 11:20:50Z
For Database
2024-05-15 11:20:50
For HTTP1.1
Wed, 15 May 2024 11:20:50 GMT