INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a1fe6d92b03d465fe9efe56884757ff914d21c3e17732db583c4fefd95ad2edd', 
    'xHs/JBzHa98gB3ruNyr1SYPW9eQbVgBXejAXkL1/6Zs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)