INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9f4537c4decc9d2f5ed364b249100693bdb93e77764301c197ad09daa824a2d7', 
    'muEpMwgGDeiwbfvmdGghFta8JPvJWnD09ww0KUY5K9k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00046

Result

int(1)