INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15105df1fedc1e76146ceed00c0b12de3ed0d8773db0d5ab11b1f65f3698349a', 
    'L6NRJAK3eKK2JkbQ0vjhGGSDqctNFepFj39p+hUSXKI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)