"Sun, 05 May 2024 11:20:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240505
Only TIME
11:20:18
General datetime
2024-05-05 11:20:18Z
For Database
2024-05-05 11:20:18
For HTTP1.1
Sun, 05 May 2024 11:20:18 GMT