INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6d6b8f0b4cb8b3d11db2527a22a64c245befed9577615b76983acd475bb352cf', 
    '+6VH4ryP2iYqOC7UaPQXX+vM668KZ5UyaUn+sSrya38=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)