INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '39ed9685860bb7fd5cefbef55d5a931155e6a3cf690238795c302a768227727a', 
    'IEAqSpCXpS0YBtRTgotPNKerLWo9FYKN1Ala9kPXK/g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00052

Result

int(1)