INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c4869635d084b7279ae58f83d619749b86c725581946d541d1bd6406ef39819f', 
    'dfpIUuUFYAf9sRAzpwcoQiaEk2f144qj13UCFz+1w/Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)