INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '56729591e6cd83ed71fcf708ff3a804f71dd7d4fcc8ebce8571bab40509dd60b', 
    '7hpvl3efLY3qo2e5+rNq8tMvT/5cXQclTsW85O9EnEI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)