INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '87d349be7cf753aab6bba043bc5b4b890c5e82427ee07ede862c281e309db9ad', 
    'sqt7w2NC3ax6qXRMXWepPSnMHJsHSPIH49VoUx5mSJ4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)