INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e8a498097109efdd988e7791d4ca649e507b7eb059dc64a15a65cea206e9c424', 
    'xGkiEj56a+rM99GVevEo/UWSuFrUnNmE2ipGm4sLGCs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)