INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7645cab9a4194b3fe1748489172d156b40a235ca152fc09f49d5d4a9251cbb44', 
    '3r9LjJN4Gtqzd27ZXbdzHQYNlB3vV24pb4IdwK7UY8E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)