INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '279c45a30d9fd6382ec1072023866b568e913fd230b292f79d928e91a69accbd', 
    '8WBCcEfRx2WsZcB2x1eyqHemHo3ixT2Niwyy3jNY2MI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)