INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6466a267ebc0348762073414d52c3b3396dce245c527996308f51e17ad9d813e', 
    'McL2t8ugDjq+sLU1Wj0hXuaweehHZ71830p8Hk+Bzfk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)