INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c28aa7b0e34639b0875603eb2778d027388bcb4ca682523566d076cff646736f', 
    '81s/mZzU0gLwcwKv8lJLA8V3byoQwPkRCv3/p8sD4NA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)