INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51e1534c46dc0a5cdb78c3852d6b4f77b3a2697a65c7e3969678709856a76fc8', 
    'af7ENOf+YNIknYpwCRFt5SQq5QZHC17OWwUh3qeqAMw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)