INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c688ecb634c1784c8f02ec6a560d12570d1497537110529c0ca81b1ba588638a', 
    'AvsOZ8e0bkhwRb1pYp2HvihiGWR5fy9ViwRgm3xg9bA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)