INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '53939d859fa874f1025f81736625e9d5da3e1e604815b5112eff15b068cc3315', 
    'ZzkSeH2LFgOHSxbniYMpD5la5NytsEZrJWEfeHrO0Nc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)