INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '16d082ce198eaa7fa36b3befaccbfb72e21387f88c295837a1995c4fa20257b3', 
    'PKC3zjLxTkwjtQzy5SW8CfPgoh4EzMvtK8VZNhaLlNk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00048

Result

int(1)