INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd3f5250cbfd1b99ad8945ababda26ee3d073ed49603b6793d5acb547e0bd8f68', 
    'uNkN0KRqx1goxOznccNabQ5VWEPvBjXEM2CMZ0sUVUs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)