I haven’t watched the entire interview, but in the article you linked, all of the quotes from Bukele here seem to be referring to whether he has the power to unilaterally cause Garcia to end up in the United States, not whether he has the power to cause him to be released from prison.
“The question is preposterous. How can I smuggle a terrorist into the United States?” Bukele, seated alongside Trump, told reporters in the Oval Office Monday. “I don’t have the power to return him to the United States.”
food needs to make it from global shipping to you: local transportation costs, local storage costs.