INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd6c98e5e3b6f6060a60287a6dc62849e18fa48594066252f68f61202b54c4a93', 
    'zWDuA56IW//17Zx96KAPRywuRhdwCevXT2dwr6KQffg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)