INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51045d3e9033b295819486b769f18e1c4bef4ff2d6793dd46ffc287d75deb904', 
    'ojCbxkjgHNDAgm/ihSfRXXcpH0IzlBeEbsWBgV0abBg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)