INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '873f47c37a106dab2b4421a5b2852869f980791da1e62a023057032197541f6c', 
    '1s2i4aUuFtKnSRY4MXSMbzYT08QuP4UDGypDpxAHKNI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)