INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b7af7c2c4b255acd0668bbb0a82b2f84269afedc362b4524c126a72adc20e1ec', 
    'PumsBcmaMyeWzEolPrC9olSI9D1Jml8UarrXuK72sp0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)