INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '138021edb1aa1620abffc7b38a62b0c17aa0672af5b639178a424e182dc57189', 
    'MtG4ugosaWQR3OY7qMF9iFux0G8i0En4eIRvqL0B8oQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)