INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7553720730ff42891b2141973104ffcc22309d3f1e6955e6f2a24448a52572ab', 
    'RpQKSE3hAJ76AjEQBo9nrt05zL6kU6vsHsxrGl/tnw4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)