"Thu, 29 Aug 2024 20:40:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240829
Only TIME
20:40:21
General datetime
2024-08-29 20:40:21Z
For Database
2024-08-29 20:40:21
For HTTP1.1
Thu, 29 Aug 2024 20:40:21 GMT