INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6304f703772dd0522f41d8991957bda725024f21ccb7509f0702c694311d0366', 
    'cM0pRfwAD4DKs45PfXdhG4HRglkRqKLb1ABqBSjhxs0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)