INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6760875c608f69f6817249e7a9a13bbdfdb43966767eb307816662f4dc48d94e', 
    'T2NCCWcJSxk0k5K4QuOGF2lk2bTfO54sARALmbHSu8o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)