This is
not Qarayev's "Don Quixote" (which is a film score in fact, from which Qarayev arranged his pretty famous Symphonic Engravings which have been recorded several times), but his musical comedy (operetta) "Cyrano de Bergerac" from 1973. The performers can be seen here, for instance:
https://www.discogs.com/Кара-Караев-Неистовый-Гасконец/release/6238726Basically, it's the Estrade Symphony Orchestra of Soviet Radio and TV and the Soviet Song Ensemble conducted by Yuri Silantiev together with a number of solo singers, of course.