INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6297e474277eafbf009a656e566b24e50c3ddd56a1172738da63da37bae94d4', 
    'TTtubAzD81xu0c11UUu70pKuQ0hRW1A+u1Ednirxx7Q=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)