"Thu, 18 Jul 2024 04:38:36"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240718
Only TIME
04:38:36
General datetime
2024-07-18 04:38:36Z
For Database
2024-07-18 04:38:36
For HTTP1.1
Thu, 18 Jul 2024 04:38:36 GMT