INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b3182e759d75b7e77cc871ef52f15ffedf12bf01365ec065a599701247905a3', 
    'TTKywH724WBbpauDYj3w2swUbHPECF9Qxhpu//0GHyo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)