INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '52e7e8e3f39bd3befb23df51a321c03f8e4af3aa189ac1ca04863171944efff8', 
    'mHrDMSo+Q2f1MRHB4WYD9B7XXxivuTwk/IiDFrt4rDM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)