INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7e0db8ca5de41499927c482c89dab3b50a43082ff1bf88daa70e043886f18289', 
    'qhFOX9gL5olHUa5T/Elz2KYUKFRSNDmQ1kDUaqvDZYQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)