INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '29531f6a4bf160d52ea82e2a13ae2d41fa41fe20943eb58290b1b51363149ad2', 
    'nt1MvowBjOQA6HzGVraZkQ13Das78MHkThhgHi2GLRs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)