INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a470900444a9b9131dc326c6fe7db485dda403bd7d239704084e60b9118d3b2d', 
    'pnROJFDNk72eYURj0CnAHAXtKLBAAGiHQ1F2jys3grM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)