INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b15760a069e86638aa929b2c1b195c7a6c5c70df71a9926f889c1579cfeaeb1d', 
    '6U3c1YFO4fJaT+DGVpKbGA0EbkKeSXOLdE+A3eg4XLE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)