INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4a6a8347f390d9abad1a0e5ec9c2fa4a17a873d902f4c2a6cd05559b4843fa2f', 
    'FE5CwvcOz5QPLGDUvy8EXDVFycBjmhAjThJcKrNNyRQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)