INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6f2f15720e555c38ca371bd80382093448c4a6e53388b99d7c37580e448b255f', 
    'lkrdkqadFRGi4fwaJ4yP+EowMaEDJodfhah87kyChpI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00044

Result

int(1)