Syntax:
SEC_TO_TIME(seconds)

Returns the seconds argument, converted to hours, minutes, and seconds,
as a TIME value. The range of the result is constrained to that of the
TIME data type. A warning occurs if the argument corresponds to a value
outside that range.

The function returns NULL if seconds is NULL.

URL: https://dev.mysql.com/doc/refman/8.0/en/date-and-time-functions.html

