INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5115feebf838e39cb291ddb718a7c0e75d2b3e11750a7906456931ab0c18ba5f', 
    '5xvU2sqWC1LeYW4k+C1/j50YmDYDgzBulGeSChB02pA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)