INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd6703ac4878a9e2dcaaab3c1d075a3815f8d2980a034158c63fafc6e9be4346f', 
    'k1s8NRVr31JGeAMpjg1uGWLnQkEKuOKHNvKvomKzNM0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)