INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9c293dc3cd919b2a32992b6513821380e780bd5d6afe671983793133d309725e', 
    '3VJpTSUb3zCgA1Ho1vSGgijg0ChnwnlzYDs7djEgJ9c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)