INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8d8e3f34de143fbf4703741a698ecb63cd6fc649cb8a713ba75489819857d1a8', 
    '+FKgYLw8P9zM3TRzTYeO2kizq4ae3bf5BCoEXE1sLhc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)