"Tue, 14 May 2024 16:23:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240514
Only TIME
16:23:40
General datetime
2024-05-14 16:23:40Z
For Database
2024-05-14 16:23:40
For HTTP1.1
Tue, 14 May 2024 16:23:40 GMT