INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c82f19c59659ae473cc68809b2144b6c20fd49bb5e7c3a51146414937708e6eb', 
    'SUvXhQJlLfsB0Nms3U3DYGom8HYil7ABQHvEClBs+uE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)