INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b525b099037bbd75f0a8ee91434fa97f2b21f27f68afc72405a4b0bb0ac79646', 
    '5EPUJ7rP0SDtOcfApNvHHwyF3Br0CDSu8tU1CR4abbY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)