INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6921f0474bec775ade659b0665b3153578801aa7cc6b0948dfa89e9f97e275a2', 
    'E3yQ4yLFP4w7AKe+28wA1yaRrnqJ8xCeOVa36t1Kz1c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00015

Result

int(1)