INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51b33f730765ac98ab5233e4c4e292106b281a9c2a8ee160410e63cbc0ff8bf0', 
    'GRc3SyYetBVZVRIA3eKpxRuEA2KZd3M40OxkORjmrC0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)