INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd15c943a9b73884b91e2bc1c24c2fe305630b471f585d13110758e237716f858', 
    '6hAyw+7tWoMsb4KPHjRXwlsfxz1gQLGRadTht8aVHCc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)