INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8c240c9fd203b819e7bd1658257729d08046597eba231f2ef489941dd36a6f67', 
    'IIm1YuorGCzpnlfBdDRFRDKFu9f3HD3+vg47v9yo/Cs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)