INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ad50ef66d6e09be3fd38bffef7a9960add15ec0f551ee0a1efa36ec135773296', 
    'kxH1E0gzvZx12X6D6h9ew7cdskSczEPQ5/5ILDVBGXQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)