INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21535dfa25ccd640b6da91133266dd3ad40597f0020dadf4915c42afcd9faa90', 
    'X/vaXJ4CMU3HaFvsQ53muYO9UzzZDUHnmYMAAzfi8Qg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)