INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2647ec9c5b306de9973030f319996480175e7d9713bfa268a381d3d479489739', 
    'xdv7nnlNkjOTlBr8s9z472qD1YEQYroXcgbx4K6mSYw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)