INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7b3911a909bc9e5784cfd808651aeab3e7fc691895934022150e245416cec703', 
    'iMHUJ7XxDYaTdLh/at1izo4QDSMEoXWBrd1/mWXxnBU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)