This verse is clearly metaphorical.
Sri Caitanya Mahaprabhu said, "At first My mind somehow achieved the treasure of Krsna, but it again lost Him"
Expressions researched:
"Śrī Caitanya Mahāprabhu said, “At first My mind somehow achieved the treasure of Kṛṣṇa, but it again lost Him"
Sri Caitanya-caritamrta
CC Antya-lila
Śrī Caitanya Mahāprabhu said, “At first My mind somehow achieved the treasure of Kṛṣṇa, but it again lost Him. Therefore it gave up My body and home because of lamentation and accepted the religious principles of a kāpālika-yogī. Then My mind went to Vṛndāvana with its disciples, My senses.”
Śrī Caitanya Mahāprabhu said, “At first My mind somehow achieved the treasure of Kṛṣṇa, but it again lost Him. Therefore it gave up My body and home because of lamentation and accepted the religious principles of a kāpālika-yogī. Then My mind went to Vṛndāvana with its disciples, My senses.”