"Fri, 10 May 2024 18:23:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240510
Only TIME
18:23:21
General datetime
2024-05-10 18:23:21Z
For Database
2024-05-10 18:23:21
For HTTP1.1
Fri, 10 May 2024 18:23:21 GMT