INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5115de9f53c5232f7e0f01c28faef6405d1cc451a41a6620e036f292419fecd3', 
    'SUv86r91YS817tgBGwyARRom6m76l//TOUTbNQv0Tc0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)