INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '394b839929dd2f7221398e0e3cfec707f42d6788bf7c92388d6098eaa7053c9d', 
    'C+DFfbZ8vYCCfpL+ks052sp+uSqzzH2vl9tE7a3m7JI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00058

Result

int(1)