"Thu, 23 May 2024 11:20:37"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240523
Only TIME
11:20:37
General datetime
2024-05-23 11:20:37Z
For Database
2024-05-23 11:20:37
For HTTP1.1
Thu, 23 May 2024 11:20:37 GMT