INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c6c3496ed05aa903f87698d85c1d7d11a395bcdf973841c2859c409eba7589b0', 
    'acQu6Hu5gpWubrpmqwLOeBurfsfREvNu+3ES14SEcug=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)