INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a21d09b4517ba7e8f56a7bf6696f9f83e925d83efdc8e2e304529b4de5c99209', 
    'Vv5cC9l03/aLEUt3jlgglWIXL3AhmHLip7aalDGSgiQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)