INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8c2e6b0030ca6ebfbfbbe0282aec24b9aee7be21cba50eb840efffe45e459208', 
    'UzEGN+u6JPlCtt8mMsKp7v1H1HMOYzPtdfmuwbpJc+s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)