INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8c8a3e0af4c46b27cbfc2c4e1b18b81ae64cd32734df0f209cfcbfddac405e80', 
    '+xSXCElgzySIWDLBb6yjxSVk08NY+11sr4HuQ7B0dBM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)