INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15e620ac1118d96cda4af6880f62028ededa6e8bf1428070325f582fd20ecb90', 
    'Cb1byTAweM5QbdjxkM8Eq3A0om2/ggxVGLAP7284F3g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)