INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e270e483265ed0fa1235fadcb7d89860ca0d95390f1e28088cf1b4223fff373e', 
    'z2IFUhxNTzzcSt4rTKSU3vbjGaXuY2mhWFuPYE7et4Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)