INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5df410ba087947c7bce0a838216a9595f4423dfb01d2aea3b947bd05ffb744bc', 
    'SLjTgN83wotMRfYdHVmJnLQZ5tQZwaUBWFfHzmtOfdE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)