INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '74df98ce542b6d3540d9d644592747022372fd36c710bfe55e07529b2865f3d7', 
    'QCb79sxZxNScLUdvO56rITkoneuxQy/d0AHhfXK3rrc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)