INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8d91e134321d95b49a3a475d4c99652aa12b4dbd962900487fdbea4fd4ffad7a', 
    'yxYNelCQvFoGxBuNoTiwAgFRsvyrCQEMiSXI2RGIe2Q=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)