INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51a363d70f26df1309d421695bdf05fde134a3442093990a31889fef433c710a', 
    'AiedzvzMUbVdSoaufk9RjdvfWSXzP/F7hUQIb/vtqic=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)