INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '721701760da0246d47479d364d9f269eacfad9dc1269fd6bccece7de79b3c60d', 
    'NCv85BSLpU9l1Dp9JlzMniyyeTfVaNLv953TKxoy+Ik=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)