INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f2a8a3c9fdf8f41de062fa53a369fd01eb89fe65b7650202da04a5b25e1a8456', 
    'SczsNoj9tDJDPH34G8Hr3dEu900tWFeLjXMYkRcYyrY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)