INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c4b96bd2454651b0feacc4204101a129e8e0bda23a594c6d1d4ef386d60a426c', 
    '+H3fhWjd7TP8roiwjuM1FK22LvkO0+U8cDMovmz25DM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)